package com.jshare.dao.Impl;
// default package

import java.util.List;
import java.util.Set;
import org.hibernate.LockMode;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.context.ApplicationContext;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;

import com.jshare.dao.ArCategoryDAO;
import com.jshare.entity.ArCategory;

/**
 	* A data access object (DAO) providing persistence and search support for ArCategory entities.
 			* Transaction control of the save(), update() and delete() operations 
		can directly support Spring container-managed transactions or they can be augmented	to handle user-managed Spring transactions. 
		Each of these methods provides additional information for how to configure it for the desired type of transaction control. 	
	 * @see .ArCategory
  * @author MyEclipse Persistence Tools 
 */

public class ArCategoryDaoImpl extends HibernateDaoSupport implements ArCategoryDAO  {
	     private static final Logger log = LoggerFactory.getLogger(ArCategoryDaoImpl.class);
		protected void initDao() {
		//do nothing
	}
    
    /* (non-Javadoc)
	 * @see com.jshare.action.ArCategoryDAO#save(com.jshare.entity.ArCategory)
	 */
    public void save(ArCategory transientInstance) {
        log.debug("saving ArCategory instance");
        try {
            getHibernateTemplate().save(transientInstance);
            log.debug("save successful");
        } catch (RuntimeException re) {
            log.error("save failed", re);
            throw re;
        }
    }
    
	/* (non-Javadoc)
	 * @see com.jshare.action.ArCategoryDAO#delete(com.jshare.entity.ArCategory)
	 */
	public void delete(ArCategory persistentInstance) {
        log.debug("deleting ArCategory instance");
        try {
            getHibernateTemplate().delete(persistentInstance);
            log.debug("delete successful");
        } catch (RuntimeException re) {
            log.error("delete failed", re);
            throw re;
        }
    }
    
    /* (non-Javadoc)
	 * @see com.jshare.action.ArCategoryDAO#findById(java.lang.Integer)
	 */
    public ArCategory findById( java.lang.Integer id) {
        log.debug("getting ArCategory instance with id: " + id);
        try {
            ArCategory instance = (ArCategory) getHibernateTemplate()
                    .get(ArCategory.class, id);
            return instance;
        } catch (RuntimeException re) {
            log.error("get failed", re);
            throw re;
        }
    }
    
    
    /* (non-Javadoc)
	 * @see com.jshare.action.ArCategoryDAO#findByExample(com.jshare.entity.ArCategory)
	 */
    public List findByExample(ArCategory instance) {
        log.debug("finding ArCategory instance by example");
        try {
            List results = getHibernateTemplate().findByExample(instance);
            log.debug("find by example successful, result size: " + results.size());
            return results;
        } catch (RuntimeException re) {
            log.error("find by example failed", re);
            throw re;
        }
    }    
    
    /* (non-Javadoc)
	 * @see com.jshare.action.ArCategoryDAO#findByProperty(java.lang.String, java.lang.Object)
	 */
    public List findByProperty(String propertyName, Object value) {
      log.debug("finding ArCategory instance with property: " + propertyName
            + ", value: " + value);
      try {
         String queryString = "from ArCategory as model where model." 
         						+ propertyName + "= ?";
		 return getHibernateTemplate().find(queryString, value);
      } catch (RuntimeException re) {
         log.error("find by property name failed", re);
         throw re;
      }
	}

	/* (non-Javadoc)
	 * @see com.jshare.action.ArCategoryDAO#findByName(java.lang.Object)
	 */
	public List findByName(Object name
	) {
		return findByProperty(NAME, name
		);
	}
	
	/* (non-Javadoc)
	 * @see com.jshare.action.ArCategoryDAO#findByParendId(java.lang.Object)
	 */
	public List findByParendId(Object parendId
	) {
		return findByProperty(PAREND_ID, parendId
		);
	}
	

	/* (non-Javadoc)
	 * @see com.jshare.action.ArCategoryDAO#findAll()
	 */
	public List findAll() {
		log.debug("finding all ArCategory instances");
		try {
			String queryString = "from ArCategory";
		 	return getHibernateTemplate().find(queryString);
		} catch (RuntimeException re) {
			log.error("find all failed", re);
			throw re;
		}
	}
	
    /* (non-Javadoc)
	 * @see com.jshare.action.ArCategoryDAO#merge(com.jshare.entity.ArCategory)
	 */
    public ArCategory merge(ArCategory detachedInstance) {
        log.debug("merging ArCategory instance");
        try {
            ArCategory result = (ArCategory) getHibernateTemplate()
                    .merge(detachedInstance);
            log.debug("merge successful");
            return result;
        } catch (RuntimeException re) {
            log.error("merge failed", re);
            throw re;
        }
    }

    /* (non-Javadoc)
	 * @see com.jshare.action.ArCategoryDAO#attachDirty(com.jshare.entity.ArCategory)
	 */
    public void attachDirty(ArCategory instance) {
        log.debug("attaching dirty ArCategory instance");
        try {
            getHibernateTemplate().saveOrUpdate(instance);
            log.debug("attach successful");
        } catch (RuntimeException re) {
            log.error("attach failed", re);
            throw re;
        }
    }
    
    /* (non-Javadoc)
	 * @see com.jshare.action.ArCategoryDAO#attachClean(com.jshare.entity.ArCategory)
	 */
    public void attachClean(ArCategory instance) {
        log.debug("attaching clean ArCategory instance");
        try {
            getHibernateTemplate().lock(instance, LockMode.NONE);
            log.debug("attach successful");
        } catch (RuntimeException re) {
            log.error("attach failed", re);
            throw re;
        }
    }

	public static ArCategoryDAO getFromApplicationContext(ApplicationContext ctx) {
    	return (ArCategoryDAO) ctx.getBean("ArCategoryDAO");
	}
}